diff --git a/tictactoe.py b/tictactoe.py
new file mode 100644
index 0000000000000000000000000000000000000000..4b849cf4c5a946b4a5f0965fe86c9b21c95a5348
--- /dev/null
+++ b/tictactoe.py
@@ -0,0 +1,6 @@
+class TicTacToe():
+    def __init__(self) -> None:
+        pass
+
+    def calc_best_move(self) -> None:
+        pass